Base for a sprinkler



FIG. 1 is a perspective view of the invention;

FIG. 2 is a side view of the invention;

FIG. 3 is a side view of the invention rotated forty-five degrees from FIG. 2;

FIG. 4 is a top view of the invention;

FIG. 5 is a bottom view of the invention; and,

FIG. 6 is a perspective view of the invention with the sprinkler head removed.

The broken lines shown in the figures are for illustrative purposes only and form no part of the claimed design. 

I claim the ornamental design for a base for a sprinkler, as shown and described. 